But McDonalds expects the ds training system to save money by cutting training time by half compared to traditional methods, partly because of how familiar employees will already be with using a ds.
但是DS培训系统比传统培训方式缩短了一半培训时间，麦当劳期望能够因此来节约经费，某种程度上因为员工们已经十分熟悉DS的使用了。
Most Linux users are already familiar with the reasons to run Linux instead of another operating system.
大多数Linux用户已非常熟悉用Linux替代另一个操作系统的理由。
If you think you've got a clever system for coming up with passwords, the chances are that hackers are already familiar with it.
如果你认为你已经有了一个想出密码的聪明方法，很有可能黑客们早已熟悉它了。
If you think you've got a clever system for coming up with passwords, the chances are that hackers are already familiar with it.
如果你认为你已经有了一个想出密码的聪明方法，很有可能黑客们早已熟悉它了。
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